feat: add release version badge and change config url.

Author: divy9881

.github/workflows/release.yml

@@ -15,7 +15,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Run semantic-release
-        if: github.repository == 'divy9881/casbin-cpp' && github.event_name == 'push'
+        if: github.repository == 'casbin/casbin-cpp' && github.event_name == 'push'
         run: |
           export PATH="$(yarn global bin):$PATH"
           yarn global add semantic-release

README.md

@@ -2,6 +2,7 @@ Casbin-CPP
 ====
 
 [![Build Status](https://dev.azure.com/Casbin/casbin/_apis/build/status/casbin.casbin-cpp?branchName=master)](https://dev.azure.com/Casbin/casbin/_build?definitionId=2&branchName=master)
+[![GitHub release (latest by date)](https://img.shields.io/github/v/release/casbin/casbin-cpp)](https://github.com/casbin/casbin/releases/latest)
 [![semantic-release](https://img.shields.io/badge/%20%20%F0%9F%93%A6%F0%9F%9A%80-semantic--release-e10079.svg)](https://github.com/semantic-release/semantic-release)
 [![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/casbin/lobby)